linux-kernel - Re: [PATCH v3 18/18] arm64: dts: mediatek: add audio support for mt8365-evk

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Date: Tue, 9 Apr 2024 18:00:16 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Alexandre Mergnat <amergnat@...libre.com>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Lee Jones <lee@...nel.org>, Flora Fu <flora.fu@...iatek.com>,
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
 Sumit Semwal <sumit.semwal@...aro.org>,
 Christian König <christian.koenig@....com>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 Rob Herring <robh@...nel.org>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org, linux-media@...r.kernel.org,
 dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH v3 18/18] arm64: dts: mediatek: add audio support for
 mt8365-evk

On 09/04/2024 15:42, Alexandre Mergnat wrote:
> Add the sound node which is linked to the MT8365 SoC AFE and
> the MT6357 audio codec.
> 
> Update the file header.
> 
> Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 98 +++++++++++++++++++++++++++--
>  1 file changed, 94 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
> index 50cbaefa1a99..eb0c5f076dd4 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
> @@ -1,9 +1,9 @@
>  // SPDX-License-Identifier: GPL-2.0
>  /*
> - * Copyright (c) 2021-2022 BayLibre, SAS.
> - * Authors:
> - * Fabien Parent <fparent@...libre.com>
> - * Bernhard Rosenkränzer <bero@...libre.com>
> + * Copyright (c) 2024 BayLibre, SAS.


What is happening with your copyrights? Why do you change existing ones?

> + * Authors: Fabien Parent <fparent@...libre.com>
> + *	    Bernhard Rosenkränzer <bero@...libre.com>
> + *	    Alexandre Mergnat <amergnat@...libre.com>
>   */
>  
>  /dts-v1/;
> @@ -86,6 +86,29 @@ optee_reserved: optee@...00000 {
>  			reg = <0 0x43200000 0 0x00c00000>;
>  		};
>  	};
> +
> +	sound: sound {
> +		compatible = "mediatek,mt8365-mt6357";
> +		pinctrl-names = "default",
> +				"dmic",
> +				"miso_off",
> +				"miso_on",
> +				"mosi_off",
> +				"mosi_on";
> +		pinctrl-0 = <&aud_default_pins>;
> +		pinctrl-1 = <&aud_dmic_pins>;
> +		pinctrl-2 = <&aud_miso_off_pins>;
> +		pinctrl-3 = <&aud_miso_on_pins>;
> +		pinctrl-4 = <&aud_mosi_off_pins>;
> +		pinctrl-5 = <&aud_mosi_on_pins>;
> +		mediatek,platform = <&afe>;
> +		status = "okay";

Where did you disable the node?

> +	};
> +};
> +
> +&afe {
> +	mediatek,dmic-mode = <1>;
> +	status = "okay";
>  };
>  
>  &cpu0 {
> @@ -174,6 +197,12 @@ &mmc1 {
>  	status = "okay";
>  };
>  
> +&mt6357_codec {
> +	mediatek,micbias0-microvolt = <1900000>;
> +	mediatek,micbias1-microvolt = <1700000>;
> +	mediatek,vaud28-supply = <&mt6357_vaud28_reg>;
> +};
> +
>  &mt6357_pmic {
>  	interrupts-extended = <&pio 145 IRQ_TYPE_LEVEL_HIGH>;
>  	interrupt-controller;
> @@ -181,6 +210,67 @@ &mt6357_pmic {
>  };
>  
>  &pio {
> +	aud_default_pins: audiodefault-pins {
> +		pins {
> +		pinmux = <MT8365_PIN_72_CMDAT4__FUNC_I2S3_BCK>,
> +			 <MT8365_PIN_73_CMDAT5__FUNC_I2S3_LRCK>,
> +			 <MT8365_PIN_74_CMDAT6__FUNC_I2S3_MCK>,
> +			 <MT8365_PIN_75_CMDAT7__FUNC_I2S3_DO>;

You have broken indentation everywhere.

Best regards,
Krzysztof